import axios from 'axios'
import { MessageBox, Message } from 'element-ui'
import store from '@/store'
import { getToken } from '@/utils/auth'

// create an axios instance
const service = axios.create({
  baseURL: process.env.VUE_APP_BASE_API, // url = base url + request url
  // withCredentials: true, // send cookies when cross-domain requests
  timeout: 1000*60*60 // request timeout
})

// request interceptor
service.interceptors.request.use(
  config => {
    // do something before request is sent

    if (store.getters.token) {
      // let each request carry token
      // ['X-Token'] is a custom headers key
      // please modify it according to the actual situation
      config.headers['X-Token'] = getToken()
    }
    // console.log(config)
    if(config.params){
      Object.keys(config.params).forEach(key =>{
        // console.log(config.params[key])
        // console.log(typeof key)
        if(config.params[key] !='0' && !config.params[key] !='' && !config.params[key] !=true&& !config.params[key] !=false){
          config.params[key] = config.params[key].trim()
        }

      })
    }
    return config
  },
  error => {
    // do something with request error
    console.log(error) // for debug
    return Promise.reject(error)
  }
)

// response interceptor
service.interceptors.response.use(
  /**
   * If you want to get http information such as headers or status
   * Please return  response => response
  */

  /**
   * Determine the request status by custom code
   * Here is just an example
   * You can also judge the status by HTTP Status Code
   */
  response => {
    // console.log('response:',response);
    const res = response.data
    // if(res){
    //   console.log('=============================:res',res);
    // }
    if(res.message=='Success'){
      return res
    }

    // if the custom code is not 20000, it is judged as an error.
    if (res && res.status !== 0) {
      Message({
        message: res.msg || 'http',
        type: 'error',
        duration: 5 * 10000
      })

      // 50008: Illegal token; 50012: Other clients logged in; 50014: Token expired;
      if (res.code === 50008 || res.code === 50012 || res.code === 50014) {
        // to re-login
        MessageBox.confirm('您已注销，可以取消以留在此页面，或重新登录', '确认注销', {
          confirmButtonText: '重新登录',
          cancelButtonText: '返回',
          type: 'warning'
        }).then(() => {
          store.dispatch('user/resetToken').then(() => {
            location.reload()
          })
        })
      }
      return Promise.reject(new Error(res.msg || 'http失败'))
    } else {
      return res
    }
  },
  error => {
    console.log('err' + error) // for debug.
    // console.log(error.message)
    Message({
      message: "请求超时，请重试",
      type: 'error',
      duration: 5 * 1000
    })
    return Promise.reject(error)
  }
)

export default service
